Hardware Spec Index

Novexa PW-3278 XT 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW3278-XT · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,436 (Power Supplies scale)
Category rank#47,224
Street price$89
Power850 W (rated)
Performance per dollar16.13
Released2023

Specifications

BrandNovexa
ModelNovexa PW-3278 XT
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-8447 Prime 1300W 80 PLUS Titanium ATX Power Supply2,642$339Compare
Zephyra PW-5240 XT 1000W 80 PLUS Gold ATX 3.0 Power Supply1,874$169Compare
Vantrel PW-7419 Max 850W 80 PLUS Bronze ATX 3.0 Power Supply1,371$79Compare
Teralux PW-8912 Edge 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,355$259Compare
Zephyra PW-8072 Pro 750W 80 PLUS Bronze ATX Power Supply1,278$59Compare
Caldera PW-8937 Max 650W 80 PLUS Bronze ATX 3.0 Power Supply867$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3278 XT 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/95526388 (accessed 2026-10-25).